Home / 7,546.39-11,324.78-3,391.05

Finding the Fourth Proportional to 7,546.39, 11,324.78 and 3,391.05

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Solution

The fourth proportional to 7,546.39, 11,324.78 and 3,391.05 is: 5,088.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546.39 : 11,324.78 = 3,391.05 : x
  2. Step 2: Convert to fraction form
    7,546.39/11,324.78 = 3,391.05/x
  3. Step 3: Cross multiply
    7,546.39x = 11,324.78 × 3,391.05
  4. Step 4: Simplify right side
    7,546.39x = 38,402,895.22
  5. Step 5: Solve for x
    x = 38,402,895.22/7,546.39
  6. Step 6: Final answer
    x = 5,088.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.